v4.19.13 snapshot.
diff --git a/arch/sh/boards/mach-r2d/setup.c b/arch/sh/boards/mach-r2d/setup.c
new file mode 100644
index 0000000..4b98a52
--- /dev/null
+++ b/arch/sh/boards/mach-r2d/setup.c
@@ -0,0 +1,308 @@
+/*
+ * Renesas Technology Sales RTS7751R2D Support.
+ *
+ * Copyright (C) 2002 - 2006 Atom Create Engineering Co., Ltd.
+ * Copyright (C) 2004 - 2007 Paul Mundt
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/ata_platform.h>
+#include <linux/sm501.h>
+#include <linux/sm501-regs.h>
+#include <linux/pm.h>
+#include <linux/fb.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/spi_bitbang.h>
+#include <asm/machvec.h>
+#include <mach/r2d.h>
+#include <asm/io.h>
+#include <asm/io_trapped.h>
+#include <asm/spi.h>
+
+static struct resource cf_ide_resources[] = {
+ [0] = {
+ .start = PA_AREA5_IO + 0x1000,
+ .end = PA_AREA5_IO + 0x1000 + 0x10 - 0x2,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = PA_AREA5_IO + 0x80c,
+ .end = PA_AREA5_IO + 0x80c,
+ .flags = IORESOURCE_MEM,
+ },
+#ifndef CONFIG_RTS7751R2D_1 /* For R2D-1 polling is preferred */
+ [2] = {
+ .start = IRQ_CF_IDE,
+ .flags = IORESOURCE_IRQ,
+ },
+#endif
+};
+
+static struct pata_platform_info pata_info = {
+ .ioport_shift = 1,
+};
+
+static struct platform_device cf_ide_device = {
+ .name = "pata_platform",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(cf_ide_resources),
+ .resource = cf_ide_resources,
+ .dev = {
+ .platform_data = &pata_info,
+ },
+};
+
+static struct spi_board_info spi_bus[] = {
+ {
+ .modalias = "rtc-r9701",
+ .max_speed_hz = 1000000,
+ .mode = SPI_MODE_3,
+ },
+};
+
+static void r2d_chip_select(struct sh_spi_info *spi, int cs, int state)
+{
+ BUG_ON(cs != 0); /* Single Epson RTC-9701JE attached on CS0 */
+ __raw_writew(state == BITBANG_CS_ACTIVE, PA_RTCCE);
+}
+
+static struct sh_spi_info spi_info = {
+ .num_chipselect = 1,
+ .chip_select = r2d_chip_select,
+};
+
+static struct resource spi_sh_sci_resources[] = {
+ {
+ .start = 0xffe00000,
+ .end = 0xffe0001f,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device spi_sh_sci_device = {
+ .name = "spi_sh_sci",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(spi_sh_sci_resources),
+ .resource = spi_sh_sci_resources,
+ .dev = {
+ .platform_data = &spi_info,
+ },
+};
+
+static struct resource heartbeat_resources[] = {
+ [0] = {
+ .start = PA_OUTPORT,
+ .end = PA_OUTPORT,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device heartbeat_device = {
+ .name = "heartbeat",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(heartbeat_resources),
+ .resource = heartbeat_resources,
+};
+
+static struct resource sm501_resources[] = {
+ [0] = {
+ .start = 0x10000000,
+ .end = 0x13e00000 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = 0x13e00000,
+ .end = 0x13ffffff,
+ .flags = IORESOURCE_MEM,
+ },
+ [2] = {
+ .start = IRQ_VOYAGER,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct fb_videomode sm501_default_mode = {
+ .pixclock = 35714,
+ .xres = 640,
+ .yres = 480,
+ .left_margin = 105,
+ .right_margin = 50,
+ .upper_margin = 35,
+ .lower_margin = 0,
+ .hsync_len = 96,
+ .vsync_len = 2,
+ .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+};
+
+static struct sm501_platdata_fbsub sm501_pdata_fbsub_pnl = {
+ .def_bpp = 16,
+ .def_mode = &sm501_default_mode,
+ .flags = SM501FB_FLAG_USE_INIT_MODE |
+ SM501FB_FLAG_USE_HWCURSOR |
+ SM501FB_FLAG_USE_HWACCEL |
+ SM501FB_FLAG_DISABLE_AT_EXIT,
+};
+
+static struct sm501_platdata_fbsub sm501_pdata_fbsub_crt = {
+ .flags = (SM501FB_FLAG_USE_INIT_MODE |
+ SM501FB_FLAG_USE_HWCURSOR |
+ SM501FB_FLAG_USE_HWACCEL |
+ SM501FB_FLAG_DISABLE_AT_EXIT),
+
+};
+
+static struct sm501_platdata_fb sm501_fb_pdata = {
+ .fb_route = SM501_FB_OWN,
+ .fb_crt = &sm501_pdata_fbsub_crt,
+ .fb_pnl = &sm501_pdata_fbsub_pnl,
+ .flags = SM501_FBPD_SWAP_FB_ENDIAN,
+};
+
+static struct sm501_initdata sm501_initdata = {
+ .devices = SM501_USE_USB_HOST | SM501_USE_UART0,
+};
+
+static struct sm501_platdata sm501_platform_data = {
+ .init = &sm501_initdata,
+ .fb = &sm501_fb_pdata,
+};
+
+static struct platform_device sm501_device = {
+ .name = "sm501",
+ .id = -1,
+ .dev = {
+ .platform_data = &sm501_platform_data,
+ },
+ .num_resources = ARRAY_SIZE(sm501_resources),
+ .resource = sm501_resources,
+};
+
+static struct mtd_partition r2d_partitions[] = {
+ {
+ .name = "U-Boot",
+ .offset = 0x00000000,
+ .size = 0x00040000,
+ .mask_flags = MTD_WRITEABLE,
+ }, {
+ .name = "Environment",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = 0x00040000,
+ .mask_flags = MTD_WRITEABLE,
+ }, {
+ .name = "Kernel",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = 0x001c0000,
+ }, {
+ .name = "Flash_FS",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = MTDPART_SIZ_FULL,
+ }
+};
+
+static struct physmap_flash_data flash_data = {
+ .width = 2,
+ .nr_parts = ARRAY_SIZE(r2d_partitions),
+ .parts = r2d_partitions,
+};
+
+static struct resource flash_resource = {
+ .start = 0x00000000,
+ .end = 0x02000000,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device flash_device = {
+ .name = "physmap-flash",
+ .id = -1,
+ .resource = &flash_resource,
+ .num_resources = 1,
+ .dev = {
+ .platform_data = &flash_data,
+ },
+};
+
+static struct platform_device *rts7751r2d_devices[] __initdata = {
+ &sm501_device,
+ &heartbeat_device,
+ &spi_sh_sci_device,
+};
+
+/*
+ * The CF is connected with a 16-bit bus where 8-bit operations are
+ * unsupported. The linux ata driver is however using 8-bit operations, so
+ * insert a trapped io filter to convert 8-bit operations into 16-bit.
+ */
+static struct trapped_io cf_trapped_io = {
+ .resource = cf_ide_resources,
+ .num_resources = 2,
+ .minimum_bus_width = 16,
+};
+
+static int __init rts7751r2d_devices_setup(void)
+{
+ if (register_trapped_io(&cf_trapped_io) == 0)
+ platform_device_register(&cf_ide_device);
+
+ if (mach_is_r2d_plus())
+ platform_device_register(&flash_device);
+
+ spi_register_board_info(spi_bus, ARRAY_SIZE(spi_bus));
+
+ return platform_add_devices(rts7751r2d_devices,
+ ARRAY_SIZE(rts7751r2d_devices));
+}
+device_initcall(rts7751r2d_devices_setup);
+
+static void rts7751r2d_power_off(void)
+{
+ __raw_writew(0x0001, PA_POWOFF);
+}
+
+/*
+ * Initialize the board
+ */
+static void __init rts7751r2d_setup(char **cmdline_p)
+{
+ void __iomem *sm501_reg;
+ u16 ver = __raw_readw(PA_VERREG);
+
+ printk(KERN_INFO "Renesas Technology Sales RTS7751R2D support.\n");
+
+ printk(KERN_INFO "FPGA version:%d (revision:%d)\n",
+ (ver >> 4) & 0xf, ver & 0xf);
+
+ __raw_writew(0x0000, PA_OUTPORT);
+ pm_power_off = rts7751r2d_power_off;
+
+ /* sm501 dram configuration:
+ * ColSizeX = 11 - External Memory Column Size: 256 words.
+ * APX = 1 - External Memory Active to Pre-Charge Delay: 7 clocks.
+ * RstX = 1 - External Memory Reset: Normal.
+ * Rfsh = 1 - Local Memory Refresh to Command Delay: 12 clocks.
+ * BwC = 1 - Local Memory Block Write Cycle Time: 2 clocks.
+ * BwP = 1 - Local Memory Block Write to Pre-Charge Delay: 1 clock.
+ * AP = 1 - Internal Memory Active to Pre-Charge Delay: 7 clocks.
+ * Rst = 1 - Internal Memory Reset: Normal.
+ * RA = 1 - Internal Memory Remain in Active State: Do not remain.
+ */
+
+ sm501_reg = (void __iomem *)0xb3e00000 + SM501_DRAM_CONTROL;
+ writel(readl(sm501_reg) | 0x00f107c0, sm501_reg);
+}
+
+/*
+ * The Machine Vector
+ */
+static struct sh_machine_vector mv_rts7751r2d __initmv = {
+ .mv_name = "RTS7751R2D",
+ .mv_setup = rts7751r2d_setup,
+ .mv_init_irq = init_rts7751r2d_IRQ,
+ .mv_irq_demux = rts7751r2d_irq_demux,
+};